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Segment Information - Schedule of Reportable Business Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenues from Operations
Revenues from operations	$ 7,838	$ 6,157	$ 14,470	$ 12,102
Operating Income
Total operating income	856	489	1,290	647
Interest income, net		(6)	1	6
Other income, net	117	67	270	91
Total other income	117	61	271	97
Income Before Income Taxes	973	550	1,561	744
Unallocated corporate expense [Member]
Operating Income
Total operating income	(311)	(172)	(528)	(566)
Electronic components [Member]
Revenues from Operations
Revenues from operations	7,462	5,834	13,793	11,565
Electronic components [Member] | Reportable Segment [Member]
Operating Income
Total operating income	1,096	621	1,654	1,171
Electronic instruments [Member]
Revenues from Operations
Revenues from operations	376	323	677	537
Electronic instruments [Member] | Reportable Segment [Member]
Operating Income
Total operating income	$ 71	$ 40	$ 164	$ 42

X

- Definition

Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments.

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